Por Spitfire Strategies
Por Center for Evaluation Innovation, Network Impact
Por GrantCraft
Por 21/64, Dorothy A. Johnson Center for Philanthropy, GrantCraft
Por Council on Foundations
Por FSG Social Impact Advisors
Por Grantmakers for Effective Organizations (GEO), Monitor Institute
Por Grantmakers for Effective Organizations (GEO)
Por New Philanthropy Capital (NPC)